Weather in São Luís in May
In an average May, São Luís sees a daily high around 28°C and a low around 26°C, based on 1980–2026 of local climate records.
| Average high | 28°C |
|---|---|
| Typical high range | 27°C to 29°C |
| Average low | 26°C |
| Typical low range | 25°C to 27°C |
| Average daily precipitation | 10 mm |
May records
The most extreme May on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total May accumulation.
High
Highest
31°C
2023-05-22
Lowest
25°C
1999-05-15
Low
Highest
28°C
2024-05-09
Lowest
23°C
1988-05-10
Feels-like
Highest
43°C
2026-05-28
Lowest
25°C
1999-05-15
Humidity
Highest
24.4 g/m³
2026-05-29
Lowest
17.8 g/m³
1988-05-10
Wind
Highest
31 km/h
1983-05-28
Lowest
7 km/h
2026-05-02
Gust
Highest
45 km/h
1987-05-06
Lowest
16 km/h
1995-05-24
Precip
Wettest
715 mm
2009
Driest
91 mm
1992
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